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137U5790 Danfoss 22kW Three Phase iC7-Automation Variable Speed Drive
Danfoss 137U5790 iC7-Automation variable frequency drive, an air-cooled three phase 380-500 V AC frequency converter with 43 A output current, PROFINET RT communication and integrated STO functional safety.
£3,849.75
Why Choose the Danfoss 137U5790 iC7-Automation Frequency Converter?
The Danfoss 137U5790 is a powerful iC7-Automation variable frequency drive (VFD) designed for precise speed and torque control of three-phase AC motors in demanding industrial automation applications. As part of the advanced Danfoss iC7-Automation series, this frequency converter provides reliable motor control, flexible connectivity and integrated safety functionality for machine builders, OEMs and industrial control systems.
This air-cooled drive is engineered for efficient operation in electrical control cabinet installations, featuring a robust IP20 / Open Type enclosure, integrated fieldbus communication and a versatile standard I/O configuration. Its advanced automation platform helps improve machine performance, process stability and energy efficiency across a wide range of industrial applications.
With a rated output current of 43 A and a three-phase 380-500 V AC supply, the Danfoss 137U5790 is suitable for conveyors, pumps, fans, processing machinery, packaging equipment and automated production lines. Built-in PROFINET RT and Ethernet connectivity support seamless integration into modern industrial automation networks.
Key Advantages
- Advanced iC7-Automation frequency converter for industrial motor control.
- 43 A rated output current for demanding machinery and automation systems.
- Three-phase 380-500 V AC input suitable for industrial installations.
- Built-in PROFINET RT communication for automation network integration.
- Integrated Safe Torque Off (STO) functional safety.
- Robust IP20 / Open Type enclosure for cabinet mounting.
- Flexible standard I/O for machine control, monitoring and connectivity.
Key Features
- Danfoss iC7-Automation series.
- 43 A nominal output current.
- Three-phase 380-500 V AC input supply.
- Air-cooled frequency converter design.
- PROFINET RT fieldbus protocol enabled.
- Ethernet port included.
- Integrated STO functional safety, not upgradable.
- Control Panel 2.8 OPX20 interface.
- Standard I/O with digital, analogue and relay outputs.
- FA05a frame size for industrial cabinet installation.
Efficient Motor Control for Connected Automation
Variable frequency drives such as the Danfoss 137U5790 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This enables smoother acceleration, improved process accuracy, reduced mechanical stress and better energy performance across industrial machinery.
The iC7-Automation platform is designed for modern connected production environments, combining reliable drive performance with flexible communication, standard I/O and integrated functional safety. This makes the drive suitable for both standalone machinery and networked automation systems.
Typical Applications
- Industrial conveyors and material handling systems.
- Packaging and production machinery.
- Automated manufacturing equipment.
- Pumps, fans and ventilation systems.
- Processing and mixing machinery.
- OEM machine building applications.
- Industrial control panels and automation networks.
Technical Specifications
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| Power | 22 kW | |
|---|---|---|
| Current | 43 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | iC7-Automation | |
| Catalogue number | 7FC-AUFA3N05-43A0E20F2-000111484 | |
| Product type | AC variable frequency drive | |
| Drive type | Air-cooled frequency converter | |
| Rated output current | 43 A | |
| Input voltage | 380-500 V AC | |
| Input phases | 3-phase | |
| Protection rating | IP20 / Open Type | |
| Frame size | FA05a | |
| EMC category | C2 | |
| Control panel | Control Panel 2.8 OPX20 | |
| Fieldbus protocol | PROFINET RT OS7PR | |
| Other communication | Ethernet port, no protocol | |
| Digital inputs | 4 x DI | |
| Configurable DI/O | 2 x DI/O | |
| Analogue inputs | 2 x AI | |
| Analogue outputs | 1 x AO | |
| Relay outputs | 2 x RO | |
| Functional safety | STO, not upgradable |
Frequently Asked Questions
What is the Danfoss 137U5790 used for?
The Danfoss 137U5790 is used to control the speed and torque of three-phase AC motors in industrial automation, machine building and process control applications.
What supply voltage does this drive require?
The drive operates from a three-phase 380-500 V AC supply.
What is the rated output current?
The Danfoss 137U5790 has a rated output current of 43 A.
Does the drive support industrial communication?
Yes, the drive includes PROFINET RT fieldbus communication and an Ethernet port for automation system integration.
What safety function is included?
The drive includes integrated Safe Torque Off (STO) functional safety.
Trusted by Automation Engineers Worldwide
Danfoss iC7-Automation frequency converters are trusted by machine builders and industrial automation professionals for reliable motor control, advanced connectivity and efficient performance in demanding industrial environments.
